Consolidated Balance Sheets (Parentheticals) (USD $)	Dec. 31, 2014	Dec. 31, 2013
Common stock, par value (in Dollars per share)	$ 0.001	$ 0.001
Common stock, authorized	50,000,000us-gaap_CommonStockSharesAuthorized	50,000,000us-gaap_CommonStockSharesAuthorized
Common stock, issued	21,843,950us-gaap_CommonStockSharesIssued	22,349,780us-gaap_CommonStockSharesIssued
Common stock, outstanding	21,843,950us-gaap_CommonStockSharesOutstanding	22,349,780us-gaap_CommonStockSharesOutstanding

Face amount or stated value per share of common stock.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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